target/linux/layerscape/patches-5.4/701-net-0232-enetc-Handle-USXGMII-protocol.patch

   1 From bb700603e66a1294049aa479ad560443496c893b Mon Sep 17 00:00:00 2001
   2 From: Alex Marginean <alexandru.marginean@nxp.com>
   3 Date: Fri, 20 Sep 2019 19:41:10 +0300
   4 Subject: [PATCH] enetc: Handle USXGMII protocol
   5
   6 Adds USXGMII protocol which is now supported in Linux.  XGMII is kept for
   7 compatibility although there is no plain XGMII support in ENETC.
   8
   9 Signed-off-by: Alex Marginean <alexandru.marginean@nxp.com>
  10 ---
  11  drivers/net/ethernet/freescale/enetc/enetc_pf.c | 9 ++++++---
  12  1 file changed, 6 insertions(+), 3 deletions(-)
  13
  14 --- a/drivers/net/ethernet/freescale/enetc/enetc_pf.c
  15 +++ b/drivers/net/ethernet/freescale/enetc/enetc_pf.c
  16 @@ -528,7 +528,8 @@ static void enetc_configure_port_mac(str
  17             phy_mode == PHY_INTERFACE_MODE_RGMII)
  18                 enetc_port_wr(hw, ENETC_PM0_IF_MODE, ENETC_PM0_IFM_RGAUTO);
  19
  20 -       if (phy_mode == PHY_INTERFACE_MODE_XGMII)
  21 +       if (phy_mode == PHY_INTERFACE_MODE_XGMII ||
  22 +           phy_mode == PHY_INTERFACE_MODE_USXGMII)
  23                 enetc_port_wr(hw, ENETC_PM0_IF_MODE, ENETC_PM0_IFM_XGMII);
  24  }
  25
  26 @@ -889,7 +890,8 @@ static int enetc_configure_serdes(struct
  27         int err;
  28
  29         if (priv->if_mode != PHY_INTERFACE_MODE_SGMII &&
  30 -           priv->if_mode != PHY_INTERFACE_MODE_XGMII)
  31 +           priv->if_mode != PHY_INTERFACE_MODE_XGMII &&
  32 +           priv->if_mode != PHY_INTERFACE_MODE_USXGMII)
  33                 return 0;
  34
  35         err = enetc_imdio_init(pf);
  36 @@ -899,7 +901,8 @@ static int enetc_configure_serdes(struct
  37         if (priv->if_mode == PHY_INTERFACE_MODE_SGMII)
  38                 enetc_configure_sgmii(pf->imdio);
  39
  40 -       if (priv->if_mode == PHY_INTERFACE_MODE_XGMII)
  41 +       if (priv->if_mode == PHY_INTERFACE_MODE_XGMII ||
  42 +           priv->if_mode == PHY_INTERFACE_MODE_USXGMII)
  43                 enetc_configure_sxgmii(pf->imdio);
  44
  45         return 0;